Electronic structure of $A$Co${}_2$As${}_2$ ($A=$ Ca, Sr, Ba, Eu) studied using angle-resolved photoemission spectroscopy and theoretical calculations

R. S. Dhaka, Y. Lee, V. K. Anand +4

We present a comprehensive study of the low-energy band structure and Fermi surface (FS) topology of $A$Co${}_2$As${}_2$ ($A=$ Ca, Sr, Ba, Eu) using high-resolution angle-resolved phot…